December Weather in Port Stanley, Canada

Last updated: June 18, 2025

In December, the average temperature in Port Stanley, Canada hovers around 1°C (34°F), with a minimum dipping to a brisk -16°C (4°F) and a maximum reaching up to 13°C (56°F). Expect about 77 mm (3.0 in) of precipitation over 13 days, contributing to a notably high average humidity of 87%.

December Temperature in Port Stanley

In December in Port Stanley, the average temperature is 1°C (34°F), with maximums reaching up to 13°C (56°F) and minimums plunging as low as -16°C (4°F). Be prepared for a wide range of weather if you plan to travel during this month!

December Weather in Port Stanley: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Port Stanley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Stanley, December typically has an average temperature of 1°C (34°F), with highs reaching up to 13°C (56°F) and lows dropping to around -16°C (4°F).

Data source: Temperature data for Port Stanley generated using information from the Copernicus Climate Change Service.

December Precipitation in Port Stanley

In Port Stanley in December, the precipitation amount is 77 mm (3.0 in) spread over a total of 13 days.

December Precipitation Trends in Port Stanley

The chart displays monthly precipitation patterns in Port Stanley, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Port Stanley, December typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Port Stanley

In Port Stanley in December humidity is 87%. With an average temperature of 1°C (34°F), this humidity feels like a chilling blanket enveloping you, making every step outside feel heavy and damp, and leaving you longing for warmth and comfort while traveling.

December Average Humidity in Port Stanley

This chart illustrates the average monthly humidity levels in Port Stanley, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Port Stanley is approximately 87%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Port Stanley

In Port Stanley in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Port Stanley, you can visit Hourly UV Index in Port Stanley.

Maximum UV Index Levels in Port Stanley for December

The chart shows the monthly maximum UV Index (UVI) for Port Stanley in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Port Stanley typically reaches 2, which falls under the low exposure category.

Data source: Port Stanley December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Port Stanley Compares to Other Months

Weather in Port Stanley varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Port Stanley, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Port Stanley, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	76 mm (3.0 inches)	90%	moderate
February Weather	-3°C (27°F)	79 mm (3.1 inches)	90%	moderate
March Weather	1°C (34°F)	81 mm (3.2 inches)	87%	moderate
April Weather	6°C (43°F)	106 mm (4.2 inches)	87%	very high
May Weather	13°C (55°F)	99 mm (3.9 inches)	82%	very high
June Weather	19°C (66°F)	93 mm (3.7 inches)	81%	very high
July Weather	22°C (72°F)	91 mm (3.6 inches)	79%	very high
August Weather	22°C (71°F)	96 mm (3.8 inches)	80%	very high
September Weather	18°C (65°F)	82 mm (3.2 inches)	81%	very high
October Weather	12°C (55°F)	123 mm (4.9 inches)	84%	high
November Weather	5°C (41°F)	94 mm (3.7 inches)	88%	moderate
December Weather	1°C (34°F)	77 mm (3.0 inches)	87%	low